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Diesel Tech Apprentice Jobs in California (NOW HIRING)

company1037

Diesel Tech Mechanic

Brawley, CA · On-site

$25/hr

Description Summary/Objective The Diesel/Tech Mechanic role encompasses a range of skill levels ... Role Levels & Responsibilities C-Level Tech (1-3 Years) - Apprentice / Lube & Tire Technician ...

The Misch Group

Diesel Mechanic

Los Angeles, CA · On-site

$40 - $58/hr

Mentor and train junior mechanics and apprentices * Perform comprehensive DOT inspections and ... Maintain manufacturer certifications and stay current with evolving technologies * Provide ...

The Misch Group

Diesel Mechanic

Los Angeles, CA · On-site

Mentor and train junior mechanics and apprentices * Perform comprehensive DOT inspections and ... Maintain manufacturer certifications and stay current with evolving technologies * Provide ...

Pape Machinery Inc C&F

Technician Trainee

Fremont, CA

$29.79 - $48.74/hr

In the Technician Trainee role, you will be a part of our "Learn while you Earn" apprenticeship ... Auto/Diesel Technology is preferred. * Must have a starter set of general tools. * Ability to ...

Cummins

Diesel Technician

San Leandro, CA · On-site

Open to learning alternative fuels and EV technology. Open to chassis repairs, diagnostics, and ... Apprentice Trained Engine Technician (Preferred) Vocational diploma from relevant technical ...

Cummins

Diesel Technician

San Leandro, CA · On-site

Open to learning alternative fuels and EV technology. Open to chassis repairs, diagnostics, and ... Apprentice Trained Engine Technician (Preferred) Vocational diploma from relevant technical ...

Cummins

Diesel Technician

San Leandro, CA · On-site

Open to learning alternative fuels and EV technology. Open to chassis repairs, diagnostics, and ... Apprentice Trained Engine Technician (Preferred) Vocational diploma from relevant technical ...

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Diesel Tech Apprentice information

How much does a Love's diesel technician apprentice make?

A diesel technician apprentice at Love's typically earns between $12 and $20 per hour, depending on experience and location. Apprenticeship programs often include on-the-job training and may lead to higher wages as skills develop.

What is a diesel technician apprentice?

A diesel technician apprentice is someone learning to repair and maintain diesel engines under the supervision of experienced technicians. The apprenticeship typically involves hands-on training, technical instruction, and may lead to certification or licensing in diesel technology.

What is a Diesel Tech Apprentice?

A Diesel Tech Apprentice is an entry-level technician who is training to repair, maintain, and service diesel engines and vehicles under the supervision of experienced mechanics. Apprentices learn hands-on skills such as diagnosing engine problems, performing routine maintenance, and using specialized tools. This role typically involves both classroom instruction and on-the-job training, allowing apprentices to gradually develop the expertise needed to become certified diesel technicians.

What are the key skills and qualifications needed to thrive as a Diesel Tech Apprentice, and why are they important?

To thrive as a Diesel Tech Apprentice, you need a basic understanding of diesel engine mechanics, strong problem-solving abilities, and typically a high school diploma or technical training. Familiarity with diagnostic tools, hand and power tools, and safety protocols is essential, and some employers may require or prefer ASE certification. Attention to detail, willingness to learn, and effective communication help apprentices stand out in shop environments. These skills and qualities ensure accurate diagnostics, safe repairs, and successful teamwork as you build your expertise in diesel technology.

Can you learn to be a diesel mechanic through an apprenticeship?

Yes, a diesel tech apprentice can learn to become a diesel mechanic through a structured apprenticeship program that combines on-the-job training with classroom instruction. These programs typically cover engine repair, diagnostics, and maintenance, and often lead to certification or licensing. Apprenticeship is a common pathway into the profession, providing practical experience and skill development.

Is 27 too old for an apprenticeship?

There is no age limit for a Diesel Tech Apprentice; individuals of various ages, including 27, can pursue apprenticeships in diesel technology. Employers value skills, motivation, and a willingness to learn, so age is generally not a barrier to entering an apprenticeship program in this field.

What is the difference between Diesel Tech Apprentice vs Diesel Technician?

AspectDiesel Tech ApprenticeDiesel Technician
CredentialsOften in training, may have basic certifications or noneTypically has completed training or certification programs
Work EnvironmentOn-the-job training, supervised learningFull-time, independent work in repair shops or garages
Industry UsageEntry-level, learning role within automotive and diesel repairSkilled professional performing repairs and diagnostics

The main difference between a Diesel Tech Apprentice and a Diesel Technician is experience and training level. Apprentices are in training, gaining skills under supervision, while technicians are fully qualified professionals capable of performing repairs independently.

What does a typical day look like for a Diesel Tech Apprentice, and how do they interact with experienced technicians?

As a Diesel Tech Apprentice, your day often starts with a briefing on assigned tasks, which can include preventive maintenance, assisting with diagnostics, and performing basic repairs under supervision. You'll work closely with senior technicians, who guide you through hands-on tasks and safety procedures, allowing you to build foundational skills. Collaboration and asking questions are encouraged, as much of your learning happens on the job. Over time, you'll gain more responsibility and tackle complex repairs, preparing you for advancement within the team.
What are the most commonly searched types of Diesel Tech jobs in California? The most popular types of Diesel Tech jobs in California are:
What are popular job titles related to Diesel Tech Apprentice jobs in California? For Diesel Tech Apprentice jobs in California, the most frequently searched job titles are:
What job categories do people searching Diesel Tech Apprentice jobs in California look for? The top searched job categories for Diesel Tech Apprentice jobs in California are:
What cities in California are hiring for Diesel Tech Apprentice jobs? Cities in California with the most Diesel Tech Apprentice job openings:
Diesel Tech Apprentice jobs near you
Infographic showing various Diesel Tech Apprentice job openings in California as of June 2026, with employment types broken down into 49% Full Time, 49% Part Time, 1% Temporary, and 1% Nights. Highlights an 100% Physical job distribution.

Diesel Tech Mechanic

company1037

Brawley, CA • On-site

$25/hr

Full-time

Posted 8 days ago

Job description

Description
Summary/Objective
The Diesel/Tech Mechanic role encompasses a range of skill levels, from entry-level apprentices to seasoned master mechanics. Our technicians work on a variety of heavy-duty trucks, trailers, and fleet equipment, performing preventative maintenance, diagnostics, and complex repairs.
Role Levels & Responsibilities
C-Level Tech (1-3 Years) - Apprentice / Lube & Tire Technician
Overview:
Entry-level mechanics who are learning the fundamentals of fleet and truck maintenance under close supervision.
Key Responsibilities:
  1. Perform preventative maintenance (A, B, C services) including oil changes, filter replacements, and chassis lubrication.
  2. Inspect, adjust, and replace air brakes, brake shoes, drums, slack adjusters, wheel seals, and bearings.
  3. Use OBD-II or heavy-duty scan tools to pull basic fault codes.
  4. Inspect tires, check tire pressure, and identify basic suspension issues (worn leaf springs, shocks, leaking airbags).
  5. Test and replace coolant, transmission fluid, and differential fluid.
  6. Follow strict shop safety protocols: proper lifting, jack-stand placement, and lockout/tagout procedures.
  7. Perform daily tasks including brake shoe and drum replacements, basic lighting/wiring repairs, tire changes, and mud flap replacements.
  8. Earn basic air brake certifications and Federal DOT inspection certifications.
  9. Develop attention to detail, performing work correctly the first time to meet dealership-level standards

B-Level Tech (4-7 Years) - Mid-Level / Journeyman Mechanic
Overview:
Mechanics at this stage work independently, troubleshooting, replacing components, and mastering electrical and emissions systems.
Key Responsibilities:
  • Perform advanced electrical troubleshooting using wiring schematics and multimeters.
  • Diagnose and repair emissions and aftertreatment systems (DPF, DEF, SCR, EGR).
  • Service HVAC systems: recover, vacuum, recharge AC, diagnose compressors and leaks.
  • Replace clutches, diagnose transmissions (manual & automated), and repair drivelines and differentials.
  • Troubleshoot air systems, replace air compressors, governors, and pneumatic valves.
  • Understand hydraulics: replace PTOs, hydraulic pumps, repack cylinders (if applicable).
  • Proficient in suspension, ABS diagnostics, and air systems.
  • Perform complex daily tasks: rebuild suspensions, replace airbags and landing gear assemblies, repair wiring harnesses, basic welding/fabrication.
  • Handle daytime roadside service or on-call hours independently.
  • Cross-train in trailer mechanics, OEM-specific systems, or transport refrigeration.
  • Optional specialization (B+): welding, fabrication, or other advanced skills.

A-Level Tech (8-14 Years) - Senior / Master Technician
Overview:
Experienced mechanics responsible for complex diagnostics, major rebuilds, and OEM-specific expertise.
Key Responsibilities:
  • Perform engine overhauls, including in-frame and out-of-frame rebuilds.
  • Use manufacturer-specific diagnostic software (Cummins INSITE, Detroit Diesel Diagnostic Link, CAT ET) for advanced troubleshooting.
  • Diagnose multiplexing/CAN bus communication failures and intermittent electrical issues.
  • Perform basic welding and fabrication to repair frames, brackets, or extract broken bolts.
  • Lead major repairs: trailer body collision repair, reefer unit overhauls (if certified).
  • Manage parts inventory, perform internal quality audits, and ensure zero comebacks.
  • Mentor and train junior mechanics, setting high standards for workmanship and safety.

Veteran Tech / Shop Foreman (15+ Years) - Master Fleet Technician
Overview:
Mechanics with extensive experience in modern and legacy systems, focusing on leadership, workflow optimization, and operational efficiency.
Key Responsibilities:
  • Train apprentices and guide journeymen through complex repairs.
  • Manage workflow, estimate repair times, and delegate tasks effectively.
  • Troubleshoot both legacy mechanical and modern computerized systems.
  • Administer warranty claims and ensure compliance with OEM standards.
  • Predictive maintenance to prevent costly breakdowns.
  • Perform quality checks on all shop work and complex diagnostics.
  • Lead by example, fostering a culture of ownership, pride, and excellence.
  • Transition into formal leadership roles (Shop Foreman, Lead Technician, Shift Supervisor).

Requirements
Qualifications (All Levels):
  • High school diploma or equivalent required; technical school training preferred.
  • Valid CDL (if performing on-road service) may be required.
  • Strong mechanical aptitude and desire to learn.
  • Ability to follow safety protocols and work in a fast-paced environment.
  • Commitment to teamwork and mentorship (for senior levels).

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